package com.itheima.mapper;

import com.itheima.pojo.Category;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CategoryMapper {
    @Insert("insert into big_event.category(category_name, category_alias, create_user, create_time, update_time) " +
            "values(#{categoryName},#{categoryAlias},#{createUser},#{createTime},#{updateTime})")
    void add(Category category);

    @Select("select * from big_event.category where create_user = #{userId}")
    List<Category> list(Integer userId);

    @Select("select * from big_event.category where id = #{id}")
    Category findById(Integer id);

    @Update("update big_event.category set category_name = #{categoryName},category_alias = #{categoryAlias},update_time = #{updateTime} where id = #{id}")
    void update(Category category);

    @Delete("delete from big_event.category where id = #{id}")
    void delete(Integer id);

    @Update("ALTER TABLE big_event.category AUTO_INCREMENT = 1;")
    void alter();
}
